input.cc: implement with_location (SCM loc, SCM proc, ...)

1 files changed, 102 insertions, 0 deletions

diff --git a/lily/input.cc b/lily/input.cc
index adf0e227ad..b6aed9e2d1 100644
--- a/lily/input.cc
+++ b/lily/input.cc
@@ -23,6 +23,7 @@
 using namespace std;
 
 #include "international.hh"
+#include "lily-imports.hh"
 #include "program-option.hh"
 #include "source-file.hh"
 #include "sources.hh"
@@ -218,3 +219,104 @@ Input::end () const
 {
   return end_;
 }
+
+static SCM
+with_location_hook_0 (void *it)
+{
+  SCM *args = static_cast <SCM *> (it);
+  return scm_call_0 (args[0]);
+}
+
+SCM
+with_location (SCM loc, SCM proc)
+{
+  return scm_c_with_fluid (Lily::f_location,
+                           unsmob<Input> (loc) ? loc : SCM_BOOL_F,
+                           with_location_hook_0,
+                           static_cast <void *> (&proc));
+}
+
+static SCM
+with_location_hook_1 (void *it)
+{
+  SCM *args = static_cast <SCM *> (it);
+  return scm_call_1 (args[0], args[1]);
+}
+
+SCM
+with_location (SCM loc, SCM proc, SCM arg1)
+{
+  SCM args[] = { proc, arg1 };
+  return scm_c_with_fluid (Lily::f_location,
+                           unsmob<Input> (loc) ? loc : SCM_BOOL_F,
+                           with_location_hook_1,
+                           static_cast <void *> (&args));
+}
+
+static SCM
+with_location_hook_2 (void *it)
+{
+  SCM *args = static_cast <SCM *> (it);
+  return scm_call_2 (args[0], args[1], args[2]);
+}
+
+SCM
+with_location (SCM loc, SCM proc, SCM arg1, SCM arg2)
+{
+  SCM args[] = { proc, arg1, arg2 };
+  return scm_c_with_fluid (Lily::f_location,
+                           unsmob<Input> (loc) ? loc : SCM_BOOL_F,
+                           with_location_hook_2,
+                           static_cast <void *> (&args));
+}
+
+static SCM
+with_location_hook_3 (void *it)
+{
+  SCM *args = static_cast <SCM *> (it);
+  return scm_call_3 (args[0], args[1], args[2], args[3]);
+}
+
+SCM
+with_location (SCM loc, SCM proc, SCM arg1, SCM arg2, SCM arg3)
+{
+  SCM args[] = { proc, arg1, arg2, arg3 };
+  return scm_c_with_fluid (Lily::f_location,
+                           unsmob<Input> (loc) ? loc : SCM_BOOL_F,
+                           with_location_hook_3,
+                           static_cast <void *> (&args));
+}
+
+static SCM
+with_location_hook_4 (void *it)
+{
+  SCM *args = static_cast <SCM *> (it);
+  return scm_call_4 (args[0], args[1], args[2], args[3], args[4]);
+}
+
+SCM
+with_location (SCM loc, SCM proc, SCM arg1, SCM arg2, SCM arg3, SCM arg4)
+{
+  SCM args[] = { proc, arg1, arg2, arg3, arg4 };
+  return scm_c_with_fluid (Lily::f_location,
+                           unsmob<Input> (loc) ? loc : SCM_BOOL_F,
+                           with_location_hook_4,
+                           static_cast <void *> (&args));
+}
+
+static SCM
+with_location_hook_n (void *it)
+{
+  SCM *args = static_cast <SCM *> (it);
+  return scm_apply_0 (args[0], args[1]);
+}
+
+SCM
+with_location (SCM loc, SCM proc, SCM arg1, SCM arg2, SCM arg3, SCM arg4, SCM arg5)
+{
+  SCM args[] = { proc, scm_list_5 (arg1, arg2, arg3, arg4, arg5) };
+  return scm_c_with_fluid (Lily::f_location,
+                           unsmob<Input> (loc) ? loc : SCM_BOOL_F,
+                           with_location_hook_n,
+                           static_cast <void *> (&args));
+}